Transmission mechanism of single-needle type eyebrow tattooing machine

Abstract

The utility model relates to the technical field of eyebrow tattooing machines, in particular to a single needle type transmission mechanism of an eyebrow tattooing machine, which comprises a casing, a base and a motor are mounted at the bottom of the casing, an input tooth, a connecting rod, a crankshaft, an output tooth, a connecting rod seat and an output shaft are arranged on the inner side of the casing, and the input tooth is in transmission connection with a transmission output shaft of the motor. The crankshaft is sleeved with the output gear and connected with the input gear in a meshed mode, the end of the crankshaft is connected with the upper end of the base through a bearing, the connecting rod is connected with the crankshaft and the connecting rod base, the bottom of the output gear is connected with the connecting rod base through a pin, and the upper end of the output shaft penetrates out of the machine shell. The crankshaft is matched with the connecting rod to transmit thrust to the connecting rod seat and the output shaft, so that the extension action of the output shaft is more stable, the shaking phenomenon can be prevented, the rotating speed is high, the force is large, and the use requirements of users can be met.

Description

TECHNICAL FIELD

[0001] The utility model relates to eyebrow tattooing machine technical field, especially in single needle type eyebrow tattooing machine transmission mechanism. BACKGROUND

[0002] With the rapid development of medical cosmetology, various skin cosmetic products with excellent cosmetic effects emerge in endlessly, including eyebrow tattooing machines for modifying human eyebrows. The working principle of the eyebrow tattooing machine is that the eyebrow tattooing needle in the clamping needle device is driven by a driving device to move back and forth at high speed, and the tip of the eyebrow tattooing needle repeatedly penetrates into the skin to tattoo a fixed and beautiful eyebrow shape, which puts forward high requirements for the stability and accuracy of the eyebrow tattooing needle. According to the search, the Chinese utility model patent with the patent application number CN201720663904.1 discloses a structure improved eyebrow tattooing machine needle sleeve structure, the transmission mechanism of which provides the pushing force of the eyebrow tattooing needle through the driving rod and extends from the needle sleeve sleeve, and the elastic rubber sleeve provides the retracting power of the eyebrow tattooing needle to realize the extension and retraction movement of the eyebrow tattooing needle. However, the existing eyebrow tattooing machine products have defects such as low speed, small force, unstable operation of the machine core, and easy occurrence of shaking phenomenon. Therefore, it is necessary to improve the prior art and propose a new eyebrow tattooing machine transmission mechanism. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a single needle type eyebrow tattooing machine transmission mechanism to solve the above defects of the prior art, by setting the crankshaft and the connecting rod to transmit the pushing force to the connecting rod seat and the shaft, so that the extension and retraction movement of the shaft is more stable, the shaking phenomenon can be prevented, the speed is high, the force is large, and the user's use demand can be met.

[0004] In order to solve the above technical problems, the technical scheme of the utility model is as follows:

[0005] A single needle type eyebrow tattooing machine transmission mechanism, comprising a machine shell, a base and a motor are installed at the bottom of the machine shell, an input gear, a connecting rod, a crankshaft, an output gear, a connecting rod seat and a shaft are arranged on the inner side of the machine shell, the input gear is in transmission connection with the transmission output shaft of the motor, the output gear is sleeved on the outer side of the crankshaft and is in meshing connection with the input gear, the end of the crankshaft is connected with the upper end of the base through a bearing, the connecting rod is connected with the crankshaft and the connecting rod seat respectively, the bottom of the output gear is connected with the connecting rod seat through a pin, and the upper end of the shaft penetrates out of the machine shell.

[0006] Preferably, screw holes are formed on the outer sides of the machine shell and the base, and the base is connected with the machine shell through screws.

[0007] Preferably, a connecting rod clamping groove is formed in the middle of the crankshaft, and the connecting rod is clamped on the inner side of the connecting rod clamping groove.

[0008] Preferably, the connecting rod is arranged in a "U" shape, and the end of the connecting rod is provided with a clamping buckle, and the inner side of the bottom of the connecting rod seat is provided with a clamping groove matched with the clamping buckle.

[0009] Preferably, the upper end of the base is provided with a bearing mounting column, and the bearing mounting column is provided with a bearing mounting groove matched with the bearing.

[0010] Preferably, the center of the base is provided with a transmission output shaft through hole for the transmission output shaft to pass through, and the center of the input tooth, the center of the crankshaft, the center of the connecting rod, the center of the connecting rod seat and the center of the output shaft are located on the same straight line.

[0011] With the above technical scheme, the single-needle eyebrow machine transmission mechanism has the following beneficial effects: the bottom of the shell of the single-needle eyebrow machine transmission mechanism is provided with a base and a motor, the inner side of the shell is provided with an input tooth, a connecting rod, a crankshaft, an output tooth, a connecting rod seat and an output shaft, the input tooth is in transmission connection with the transmission output shaft of the motor, the output tooth is sleeved on the outer side of the crankshaft and is in meshing connection with the input tooth, the end of the crankshaft is connected with the upper end of the base through a bearing, the connecting rod is connected with the crankshaft and the connecting rod seat respectively, the bottom of the output tooth is connected with the connecting rod seat through a pin, and the upper end of the output shaft penetrates out of the shell; during use, the motor provides driving power to drive the input tooth to rotate, the input tooth drives the output tooth to rotate, the output tooth drives the crankshaft to rotate, the connecting rod and the connecting rod seat move up and down under the action of the crankshaft, and then drive the output shaft to perform extension and contraction movement; the crankshaft and the connecting rod are arranged to transmit the thrust to the connecting rod seat and the output shaft, so that the extension and contraction movement of the output shaft is more stable, the phenomenon of shaking can be prevented, the rotation speed of the output shaft is high, the output force is large, and the use requirements of users can be met. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 is an exploded view of the utility model;

[0013] Fig. 2 is a perspective view of the utility model;

[0014] Fig. 3 is a longitudinal sectional view of the utility model;

[0015] In the drawings, 1 is a shell, 2 is a screw, 3 is an output shaft, 4 is a bearing, 5 is a connecting rod seat, 6 is a pin, 7 is an output tooth, 8 is a crankshaft, 9 is a connecting rod, 10 is an input tooth, 11 is a connecting rod clamping groove, 12 is a base, 13 is a motor, 14 is a clamping buckle, 15 is a clamping groove, 16 is a bearing mounting column, 17 is a bearing mounting groove, and 18 is a transmission output shaft through hole. DETAILED DESCRIPTION

[0016] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings. It should be noted that these descriptions are for the purpose of aiding understanding of this utility model, but do not constitute a limitation thereof. Furthermore, the technical features involved in the various embodiments of this utility model described below can be combined with each other as long as they do not conflict with each other.

[0017] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0018] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this utility model, "a plurality of" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0019] like Figs. 1-3 As shown, the transmission mechanism of this single-needle eyebrow tattooing machine includes a housing 1. A base 12 and a motor 13 are mounted on the bottom of the housing 1. The inner side of the housing 1 is provided with an input gear 10, a connecting rod 9, a crankshaft 8, an output gear 7, a connecting rod seat 5, and an output shaft 3. The input gear 10 is connected to the transmission output shaft of the motor 13. The output gear 7 is sleeved on the outer side of the crankshaft 8 and meshes with the input gear 10. The end of the crankshaft 8 is connected to the upper end of the base 12 via a bearing 4. The connecting rod 9 is connected to both the crankshaft 8 and the connecting rod seat 5. The bottom of the output gear 10 is connected to the connecting rod seat 5 via a pin 6. The upper end of the output shaft 3 protrudes outside the housing 1. It is understood that the output shaft 3 has an eyebrow tattooing needle mounting hole, allowing the eyebrow tattooing needle to be installed in the hole for use. The motor 13 can be a general-purpose electric motor, etc.

[0020] Specifically, the outer side of the casing 1 and the base 12 are provided with screw holes, the base 12 is connected with the casing 1 through the screws 2; the middle part of the crankshaft 8 is provided with a connecting rod clamping groove 11, the connecting rod 9 is clamped in the inner side of the connecting rod clamping groove 11; the connecting rod 9 is arranged in a "U" shape, the end of the connecting rod 9 is provided with a clamping buckle 14, the inner side of the bottom of the connecting rod base 5 is provided with a clamping groove 15 matched with the clamping buckle 14. It can be understood that the clamping buckle 14 and the clamping groove 15 are matched and clamped tightly, so that the connection between the connecting rod 9 and the connecting rod base 5 is more reliable, thereby avoiding the shaking of the connecting rod 9.

[0021] Specifically, the upper end of the base 12 is provided with a bearing mounting column 16, the bearing mounting column 16 is provided with a bearing mounting groove 17 matched with the bearing 4; the center of the base 12 is provided with a transmission output shaft through hole 18 for the transmission output shaft to pass through, the center of the input tooth 10, the center of the crankshaft 8, the center of the connecting rod 9, the center of the connecting rod base 5 and the center of the output shaft 3 are located on the same straight line. It can be understood that the motor 13 provides driving power during use, thereby driving the input tooth 10 to rotate, the input tooth 10 drives the output tooth 7 to rotate, the output tooth 7 drives the crankshaft 8 to rotate, the connecting rod 9 and the connecting rod base 5 make up-and-down reciprocating motion under the action of the crankshaft 8, thereby driving the output shaft 3 to make extension and contraction motion.

[0022] It can be understood that the utility model has the advantages of reasonable design, unique structure, transmission of the crankshaft 8 and the connecting rod 9 to the connecting rod base 5 and the output shaft 3, stable extension and contraction motion of the output shaft 3, prevention of shaking, high rotation speed of the output shaft, large output force, and meeting the use requirement of users.

[0023] The embodiments of the utility model are described in detail above with reference to the drawings, but the utility model is not limited to the described embodiments. For those skilled in the art, various changes, modifications, replacements and modifications of the embodiments can be made without departing from the principles and spirits of the utility model, and still fall within the protection scope of the utility model.

Claims

1. A transmission mechanism for a single-needle eyebrow tattooing machine, comprising a housing, wherein a base and a motor are mounted on the bottom of the housing, characterized in that: The inner side of the housing is provided with an input tooth, a connecting rod, a crankshaft, an output tooth, a connecting rod seat, and an output shaft. The input tooth is connected to the transmission output shaft of the motor. The output tooth is sleeved on the outside of the crankshaft and meshes with the input tooth. The end of the crankshaft is connected to the upper end of the base through a bearing. The connecting rod is connected to the crankshaft and the connecting rod seat respectively. The bottom of the output tooth is connected to the connecting rod seat through a pin. The upper end of the output shaft extends out of the housing.

2. The transmission mechanism of the single-needle eyebrow tattooing machine according to claim 1, characterized in that: Both the outer side of the housing and the base are provided with screw holes, and the base is connected to the housing by screws.

3. The transmission mechanism of the single-needle eyebrow tattooing machine according to claim 1, characterized in that: The crankshaft has a connecting rod engaging groove in the middle, and the connecting rod engages with the inner side of the connecting rod engaging groove.

4. The transmission mechanism of the single-needle eyebrow tattooing machine according to claim 1, characterized in that: The connecting rod is U-shaped, and a snap-fit ​​buckle is provided at the end of the connecting rod. The bottom inner side of the connecting rod seat is provided with a snap-fit ​​groove that matches the snap-fit ​​buckle.

5. The transmission mechanism of the single-needle eyebrow tattooing machine according to claim 1, characterized in that: The upper end of the base is provided with a bearing mounting post, and the bearing mounting post is provided with a bearing mounting groove adapted to the bearing.

6. The transmission mechanism of the single-needle eyebrow tattooing machine according to claim 1, characterized in that: The base has a through hole for the transmission output shaft to pass through at its center. The center of the input gear, the center of the crankshaft, the center of the connecting rod, the center of the connecting rod seat, and the center of the output shaft are all located on the same straight line.

Images